Controller for a communication system



FIG. 1 is an upper perspective view of the controller for acommunication system showing my design with broken line portions;

FIG. 2 is a front elevation view thereof with broken line portions;

FIG. 3 is a back elevation view thereof with broken line portions;

FIG. 4 is a side elevation view thereof with broken line portions;

FIG. 5 is an opposite side elevation view thereof with broken lineportions;

FIG. 6 is a top plan view thereof with broken line portions; and,

FIG. 7 is a bottom plan view thereof with broken line portions.

The broken lines shown in drawings show portions of the controller for acommunication system that form no part of the claimed design.

CLAIM The ornamental design for a controller for a communication system,as shown and described.